<!DOCTYPE html>
<html lang="en">
    <head>
        <meta charset="UTF-8">
        <title>Title</title>
        <style>
            *{
                padding: 0;
                margin: 0;
            }
            .a{
                height: 100px;
                width: 100px;
                background-color: #97ff38;
                border: 5px solid #fdff00;
                padding:auto;
            }
            .b{
                height: 110px;
                width: 110px;
                background: #ffa1e0;
                border: 1px dashed white;
                padding:  49px;
            }
            .c{
                height: 210px;
                width: 210px;
                background: #ffa1e0;
                border: 1px dotted white;
                padding:3px;
            }
            .d{
                height: 218px;
                width: 218px;
                background: #ffa1e0;
                padding:41px;
            }
            .e{
                height: 300px;
                width: 300px;
                background: white;
                border: 5px solid #d7eefe;
                padding: 20px;
            }
            .f{
                height: 350px;
                width: 350px;
                border: 1px dashed black;
                padding: 26px;
                margin: 50px auto;
            }

        </style>
    </head>
    <body>
    <div class="g">
        <div class="f">
            <div class="e">
                <div class="d">
                    <div class="c">
                        <div class="b">
                            <div class="a"></div>
                        </div>
                    </div>
                </div>
            </div>
        </div>
    </div>
        </body>
</html>